March 17, 1894

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Features

The Aerial Cable Railway

Bauxite Mining in Alabama

The Difficulties and Problems of the Electric Engineeer

Experiments with Telephones

A Ditching Machine for Railway Service

Cotton Ginning Machinery at the Fair

A Post or Pole Hole Boring Machine

A Work Holder for Grinding Machines

Some Ancient Reaction Engines

By W. F. Durfee

An Air Lifting Process for Wells

Emil Greiner's Automatic Pipette

The New Battle Ship Indiana

The Dirigo--The First American Steel Sailing Ship

Tricolor Photography

The Antwerp Exposition

To Inventors - March 17, 1894

Departments

Letters

Correspondence - March 17, 1894

Recommended

New Books and Publications - March 17, 1894

Departments

Recently Patented Intentions - March 17, 1894

Business and Personal - March 17, 1894

Index of Inventions - March 17, 1894

Notes and Queries - March 17, 1894

Patents - March 17, 1894

Purchase To Read More

Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

Print + Digital All Access Subscription ?Read or download this issue’s articles online. Plus, subscribe to get Print, Online and Tablet access to the next 12 new issues to be released as well as Online access to archives back to 1845. $99.00

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